人教版高一英语必修一unit4-warming-up--pre-reading-(共42张)优质公开.pptxVIP

Unit4

EarthquakeWarming-upPre-reading

Doyouknowanynaturaldisasters(自然灾害)?Canyounamesomeofthem?Leadin

floodtyphoon/hurricanedroughtfire

volcaniceruptionsnowdisasterearthquake

EarthquakeinWenchuanonMay12th,2008.Thewholecitylayinruins,69,225peopledied,374,640wereinjuredand17939weremissing.

Doyouknowotherseriousearthquakesthathappenedinrecentyears?

At7:49April14,2010,anearthquakehit(袭击)Yushucounty,Qinghaiprovince.2220peopleweredeadand70weremissing.

AnearthquakehitJapanonMarch11,2011.

AnearthquakehitYa’anonApril20,2013.

Earthquakeisnotfarfromourlife.Italarms(警告)usitisthehightimetolearnsomeknowledgeaboutearthquake.

Whydoearthquakeshappen?Earthquakeshappenwhentwomovingplatesjumpandpushagainsteachother.Asaresult：TheearthisshakingEarthquakeshappenwhentwomovingplatesjumpandpushagainsteachother.Asaresult

DiscussionWhatmighthappenwhen

theearthisshaking?

TangshanSanFranciscoLookatthephotosofTangshanandSanFranciscoandtrytodescribewhathappensinthe2citieswhenthereisanearthquake.

Buildingsfalldown.

Thecrackscutacross(横断、截断)theroads./Roadsgethugecracks.

Bridgesarebroken.

Thesupplyofelectricityandwateriscutoff.

Therailwaytracksareuseless.

Anumberofpeoplearehomeless.

Thecityliesinruins.

Tangshan,HebeiSanFrancisco,USAApril18th,1906July28th,1976

Earthquakeisaverydestructive(破坏性的;毁灭性的;)andterribledisaster.So,it’sveryimportantforustolearnmoreaboutearthquakes!

Whatstrangethingsdoyouthinkmayhappenbeforeanearthquake?wellmicefishchickenscowspigsdogs

Thereisbrightlightinthesky.

Theanimalsweretoonervoustosleeporeat,suchasdogs,cows,pigs,horses,andchickens.

Micerunoutofthefields.Fishjumpoutofbowlsandponds.

Thesi